gcc49 vs gcc48

Chris Jones jonesc at hep.phy.cam.ac.uk
Tue Nov 18 14:59:51 PST 2014





> On 18 Nov 2014, at 6:30 pm, René J.V. Bertin <rjvbertin at gmail.com> wrote:
> 
> On Tuesday November 18 2014 18:16:53 Chris Jones wrote:
> 
>>> This is on 10.6.8, where the C++ runtime issues are in fact more with clang. Using a recent GCC is the only sort-of-reliable way to build C++11 code.
>> 
>> Not true. In the ROOT6 port we use MacPorts clang (3.4) compiler on 
>> OSX<10.9 in order to support c++11. using clang as opposed to gcc is 
>> better as it avoids the c++ runtime issue better (not entirely but much 
>> better).
> 
> I recall a recent discussion explaining why/how C++11 support in clang 3.4 was less complete than in GCC. In any case I can't get kdevplatform and kdevelop to build with clang 3.4 on OS X 10.6.8 (on 10.9 it works fine), but gcc 4.8 and 4.9 have no issues.

Clang 3.4 fully supports c++11 ( if i recall correctly it is complete as of 3.3). So whatever problems you where having it wasn't because clang does not fully support c++11...

> 
> Also, I don't think there's a C++ runtime issue on 10.6.8 (or rather, it's the opposite; using libc++ is neigh impossible). 
> 
> R.
> _______________________________________________
> macports-users mailing list
> macports-users at lists.macosforge.org
> https://lists.macosforge.org/mailman/listinfo/macports-users


More information about the macports-users mailing list